2.5.0 - Converters, construct_dict, get_function_params

**New Features / Additions**

 - `privex.helpers.common`
    - Added `get_function_params` - which extracts and filters a function/method or class constructor's parameters, and
      outputs them in a dictionary
    - Added `construct_dict`, which allows you to either construct a class, or call a function using a dictionary of keyword arguments,
      using `get_function_params` to detect what arguments the class/function/method can take, including any parent classes, then
      filtering out any keyword arguments which would otherwise be rejected and cause a TypeError.
    - Added `_filter_params`, a private function used by the aforementioned functions to filter a dictionary or iterable of Parameter objects.
 - New module `converters`, containing functions/classes designed to convert/parse one type into another
    - `convert_datetime` converts both string date/time's as well as unix timestamps into `datetime.datetime` objects using `dateutil.parser`
    - `convert_unixtime_datetime` converts specifically UNIX epoch timestamps (can be string, int, float, Decimal etc.) into `datetime.datetime` objects,
      and is used by `convert_datetime` to handle unix timestamps.
    - `convert_bool_int` converts booleans `True` / `False` as well as string / int versions into integers 1 (true) and 0 (false)
    - `convert_int_bool` is mostly an alias to `is_true`, but exists for convenience and semantics (if there's a convert_bool_int, why not a convert_int_bool?)

**Changes / Updates**

 - Shrank the rather large copyright notice in most modules down to the small copyright block, and instead of dumping the whole X11 / MIT License text in there,
   the licence block simply states `License: X11 / MIT`. This should make the docs a bit more readable.
 - Added `python-dateutil` to the `Pipfile`
 - For sanity reasons, `python-dateutil` has been added to the `install_requires` (meaning it's auto-installed when you install privex-helpers). The package is relatively
   small and depends on just `six`, weighing in around 500kb (python-dateutil = 468kb, six = 36kb).

   It may be removed and refactored into a setup.py extra at a later point, but for now it's small and commonly required enough that it can be a dependency.
 - Added `dateutil` to the sphinx intersphinx mapping
 - Possibly other small changes I forgot to include

**Testing**

 - Added new test case `TestInspectFunctions` to test_general, which tests the new `get_function_params` and `construct_dict` functions.
 - Added new test module `test_converters.py` which contains test cases for the new converters module
    - `TestConvertDate` covers date/time related converters such as `convert_datetime` and `convert_unixtime_datetime`
    - `TestConvertGeneral` covers other converters that don't fit into a specific category (or would otherwise be pointless to categorize)

Author: Someguy123

Pipfile

@@ -26,6 +26,7 @@ dnspython = ">=1.16"
 Django = "*"
 MarkupSafe = ">=1.1.1"
 wheel = "*"
+python-dateutil = "*"
 
 [requires]
 python_version = "3.8"

Pipfile.lock

@@ -191,5 +191,6 @@
     'cryptography': ('https://cryptography.io/en/latest/', None),
     'django': ('http://django.readthedocs.org/en/latest/', None),
     'semver': ('https://python-semver.readthedocs.io/en/latest/', None),
+    'dateutil': ('https://dateutil.readthedocs.io/en/latest/', None),
 }
 

docs/source/conf.py

@@ -0,0 +1,6 @@
+ALPHANUM
+========
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: ALPHANUM

docs/source/helpers/common/privex.helpers.common.ALPHANUM.rst

@@ -0,0 +1,6 @@
+C
+=
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: C

docs/source/helpers/common/privex.helpers.common.C.rst

@@ -0,0 +1,6 @@
+CL
+==
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: CL

docs/source/helpers/common/privex.helpers.common.CL.rst

@@ -0,0 +1,6 @@
+IS\_XARGS
+=========
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: IS_XARGS

docs/source/helpers/common/privex.helpers.common.IS_XARGS.rst

@@ -0,0 +1,6 @@
+IS\_XKWARGS
+===========
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: IS_XKWARGS

docs/source/helpers/common/privex.helpers.common.IS_XKWARGS.rst

@@ -0,0 +1,6 @@
+K
+=
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: K

docs/source/helpers/common/privex.helpers.common.K.rst

@@ -0,0 +1,6 @@
+SAFE\_CHARS
+===========
+
+.. currentmodule:: privex.helpers.common
+
+.. autodata:: SAFE_CHARS